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15. A gardener has a 30 foot by 20 foot rectangular plot of ground. She wants to build a brick walkway of uniform width on the border of the plot (see picture below). If the gardener wants to have 400 square feet of ground left for planting, how wide should she build the walkway? 20 feet 30 feet

15. A gardener has a 30 foot by 20 foot rectangular plot of ground. She wants to build a brick walkway of uniform width on the border of the plot (see picture below). If the gardener wants to have 400 square feet of ground left for planting, how wide should she build the walkway? 20 feet 30 feet

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter3: Triangles
Section3.5: Inequalities In A Triangles
Problem 39E
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Week 3 Group Notes - Googl X Homework 3 E Spongebob Squarepants - Gc X A New tab c.edu/courses/49369/assignments/318106 D-1.pdf と Page < > of 5 15. A gardener has a 30 foot by 20 foot rectangular plot of ground. She wants to build a brick walkway of uniform width on the border of the plot (see picture below). If the gardener wants to have 400 square feet of ground left for planting, how wide should she build the walkway? 20 feet 30 feet 66°F Sunny
Transcribed Image Text:Week 3 Group Notes - Googl X Homework 3 E Spongebob Squarepants - Gc X A New tab c.edu/courses/49369/assignments/318106 D-1.pdf と Page < > of 5 15. A gardener has a 30 foot by 20 foot rectangular plot of ground. She wants to build a brick walkway of uniform width on the border of the plot (see picture below). If the gardener wants to have 400 square feet of ground left for planting, how wide should she build the walkway? 20 feet 30 feet 66°F Sunny
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